90 lines
3.4 KiB
C
90 lines
3.4 KiB
C
/*
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* JoeyDev
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* Copyright (C) 2018-2023 Scott Duensing <scott@kangaroopunch.com>
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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#ifndef DRAW_H
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#define DRAW_H
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#define jint16 short
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#define jbool unsigned char
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#define jbyte unsigned char
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#define jtrue 1
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#define jfalse 0
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typedef struct _jlStackS {
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struct _jlStackS *previous;
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void *data;
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} jlStackT;
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typedef struct _jlColorS {
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jbyte r;
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jbyte g;
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jbyte b;
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} jlColorT;
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typedef struct {
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jbyte l : 4;
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jbyte r : 4;
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} jlPixelPairT;
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typedef struct _jlContextS {
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jbyte *_trueColorPixels;
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jbyte _jlDrawColor;
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jbyte _jlDrawFillColor;
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jlStackT *_jlFillStackTop;
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jlColorT _jlPalette[16];
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jlPixelPairT _pixels[32000]; // 320x200, 4 bits per pixel
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} jlContextT;
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void jlContextDel(jlContextT **context);
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void jlContextFlush(jlContextT *c);
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jlContextT *jlContextNew(jbyte *pixels);
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void jlDrawBox(jlContextT *c, jint16 x1, jint16 y1, jint16 x2, jint16 y2);
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void jlDrawBoxFilled(jlContextT *c, jint16 x1, jint16 y1, jint16 x2, jint16 y2);
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void jlDrawCircle(jlContextT *c, jint16 x, jint16 y, jint16 radius);
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void jlDrawClear(jlContextT *c);
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jbyte jlDrawColorGet(jlContextT *c);
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void jlDrawColorSet(jlContextT *c, jbyte index);
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void jlDrawEllipse(jlContextT *c, jint16 x1, jint16 y1, jint16 x2, jint16 y2);
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void jlDrawFill(jlContextT *c, jint16 x, jint16 y);
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void jlDrawFillTo(jlContextT *c, jint16 x, jint16 y, jbyte color);
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void jlDrawLine(jlContextT *c, jint16 x1, jint16 y1, jint16 x2, jint16 y2);
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jbyte jlDrawPixelGet(jlContextT *c, jint16 x, jint16 y);
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void jlDrawPixelSet(jlContextT *c, jint16 x, jint16 y);
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void jlPaletteDefault(jlContextT *c);
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void jlPaletteGet(jlContextT *c, jbyte index, jbyte *r, jbyte *g, jbyte *b); // This is not a standard JoeyLib API.
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void jlPaletteSet(jlContextT *c, jbyte index, jbyte r, jbyte g, jbyte b);
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#define jlUtilIsOdd(x) (((x & 1) == 1) ? jtrue : jfalse)
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int16_t jlUtilRandom(void);
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int jlUtilRandomSeedGet(void);
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void jlUtilRandomSeedSet(int seed);
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#define jlUtilStackPop(c, stack) _jlUtilStackPop(c, (jlStackT **)&(stack)) // Syntatic Sugar
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void *_jlUtilStackPop(jlContextT *c, jlStackT **stack);
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#define jlUtilStackPush(c, stack, data) _jlUtilStackPush(c, (jlStackT **)&(stack), data, __LINE__, (char *)__FILE__) // Syntatic Sugar
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void _jlUtilStackPush(jlContextT *c, jlStackT **stack, void *data, jint16 line, const char *file);
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#endif // DRAW_H
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